Percentage - a mathematical term that describes a number or ratio, shown as a fraction of 100. The symbol used to denote percentage is %. This system has been known and used since ancient times, the word comes from a latin “per cenum” that literally means “by the hundred”.
With this calculators you can calculate following equations:
1. X% of Y = R
2. R% of Y = X
3. Y% of R = XWhere R is result of calculations.